Home / 7,026.09-10,530.05-5,257.22

Finding the Fourth Proportional to 7,026.09, 10,530.05 and 5,257.22

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Solution

The fourth proportional to 7,026.09, 10,530.05 and 5,257.22 is: 7,879.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,026.09 : 10,530.05 = 5,257.22 : x
  2. Step 2: Convert to fraction form
    7,026.09/10,530.05 = 5,257.22/x
  3. Step 3: Cross multiply
    7,026.09x = 10,530.05 × 5,257.22
  4. Step 4: Simplify right side
    7,026.09x = 55,358,736.81
  5. Step 5: Solve for x
    x = 55,358,736.81/7,026.09
  6. Step 6: Final answer
    x = 7,879.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.